Container cover



FIG. 1 is a rear elevation view of a container cover showing our new design, shown in an open position;

FIG. 2 is a top plan view thereof;

FIG. 3 is a top plan view thereof in an alternate open position; and,

FIG. 4 is a top, left and rear perspective view thereof. 

The ornamental design for a container cover, as shown and described. 